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SY-5BT5 (VER. 1.1)

SOYO COMPUTER CO., LTD.

SY-5BT5 (VER. 1.1)

Device Type

Mainboard

Processor

CX 6X86/CX 6X86L/AM K5/AM K6/Pentium

Processor Speed

90/100/120/133/150/166/180/200/233/266MHz

Chip Set

Intel

Maximum Onboard Memory

256MB (EDO & SDRAM supported)

Cache

512KB

BIOS

Unidentified

Dimensions

254mm x 218mm

I/O Options

32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connector, ATX power connector

CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

Power LED & keylock

J17

Serial port

CN1

Speaker

J18

Serial port

CN2

Reset switch

J19

Parallel port

CN3

IDE interface LED

J24

Floppy drive interface

CN4

CPU cooling fan

JP43

IDE interface

CN5

32-bit PCI slots

PC1 PC4

IDE interface

CN6

Soft off power supply

PW2

PS/2 mouse port

CN7

USB connector

USB

IR connector

IR1

 

 

USER CONFIGURABLE SETTINGS

Function

Label

Position

í

CMOS memory normal operation

JP5

Pins 1 & 2 closed

CMOS memory clear

JP5

Pins 2 & 3 closed

í

Factory configured - do not alter (CE test jumper)

JP40

Closed

í

Factory configured - do not alter

SW2

Closed

SIMM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M x 36

96MB

(2) 8M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

128MB

(2) 16M x 36

None

136MB

(2) 16M x 36

(2) 1M x 36

144MB

(2) 16M x 36

(2) 2M x 36

160MB

(2) 16M x 36

(2) 4M x 36

192MB

(2) 16M x 36

(2) 8M x 36

256MB

(2) 16M x 36

(2) 16M x 36

Note: Board accepts EDO memory.

DIMM CONFIGURATION

Size

Bank 2

Bank 3

8MB

(1) 1M x 64

None

16MB

(1) 2M x 64

None

16MB

(1) 1M x 64

(1) 1M x 64

24MB

(1) 2M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

32MB

(1) 2M x 64

(1) 2M x 64

40MB

(1) 4M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

64MB

(1) 4M x 64

(1) 4M x 64

72MB

(1) 8M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

128MB

(1) 16M x 64

None

128MB

(1) 8M x 64

(1) 8M x 64

136MB

(1) 16M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 16M x 64

CACHE CONFIGURATION

Size

Bank 0

TAG

512KB

(2) 64K x 32

(1) 16K x 8

CPU SPEED SELECTION (CX 6X86/6X 86L)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

133MHz

55MHz

2x

On

Off

On

On

Off

150MHz

60MHz

2x

On

Off

On

Off

Off

166MHz

66MHz

2x

On

Off

Off

Off

Off

200MHz

75MHz

2x

On

Off

Off

On

Off

CPU SPEED SELECTION (AM K5)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

90MHz

60MHz

1.5x

Off

Off

On

Off

Off

100MHz

66MHz

1.5x

Off

Off

Off

Off

Off

120MHz

60MHz

1.5x

Off

Off

On

Off

Off

133MHz

66MHz

1.5x

Off

Off

Off

Off

Off

150MHz

50MHz

2x

On

Off

On

Off

Off

166MHz

66MHz

2.5x

On

On

Off

Off

Off

CPU SPEED SELECTION (AM K6)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

150MHz

50MHz

2x

On

Off

On

Off

Off

166MHz

66MHz

2.5x

On

On

Off

Off

Off

200MHz

66MHz

3x

Off

On

Off

Off

Off

233MHz

66MHz

3.5x

Off

Off

Off

Off

Off

266MHz

66MHz

4x

On

Off

Off

Off

Off

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

90MHz

60MHz

1.5x

Off

Off

On

Off

Off

100MHz

66MHz

1.5x

Off

Off

Off

Off

Off

120MHz

60MHz

2x

On

Off

On

Off

Off

133MHz

66MHz

2x

On

Off

Off

Off

Off

150MHz

60MHz

2.5x

On

On

On

Off

Off

166MHz

66MHz

2.5x

On

On

Off

Off

Off

180MHz

60MHz

3x

Off

On

On

Off

Off

200MHz

66MHz

3x

Off

On

Off

Off

Off

233MHz

66MHz

3.5x

Off

Off

Off

Off

Off

CPU VOLTAGE SELECTION (SINGLE)

Voltage

JP30

3.3v

Pins 1 & 2, 7 & 8 closed

í 3.52v

Pins 1 & 2, 9 & 10 closed

CPU VOLTAGE SELECTION (DUAL)

Voltage

JP30

2.8v

Pins 1 & 2, 9 & 10 closed

2.9v

Pins 3 & 4, 9 & 10 closed

3.2v

Pins 5 & 6, 9 & 10 closed

POWER SUPPLY SELECTION

Setting

ATP1

JP44

PW3

í AT

Closed

Pins 1 & 2 closed

Open

ATX

Open

Pins 2 & 3 closed

Closed